In this photo taken Saturday, Aug. 9, 2014, health workers, center rear, screen people for the deadly Ebola virus before entering the Kenema Government Hospital in Kenema, 300 kilometers, (186 miles) from the capital city of Freetown, Sierra Leone. Over the decades, Ebola cases have been confirmed in 10 African countries, including Congo where the disease was first reported in 1976.AP Photo - Michael Duff